*SUPPORT*
IN: lug zup lug OUT: BLUE BLUE
IN: fep zup wif tufa OUT: RED RED RED GREEN
IN: dax OUT: YELLOW
IN: fep wif tufa OUT: GREEN RED RED RED
IN: fep zup dax zup fep zup wif tufa OUT: RED RED RED GREEN YELLOW GREEN
IN: lug zup dax dax tufa OUT: YELLOW YELLOW YELLOW YELLOW BLUE
IN: lug zup lug zup wif tufa OUT: RED RED RED BLUE BLUE
IN: lug dax tufa OUT: BLUE YELLOW YELLOW YELLOW
IN: dax tufa OUT: YELLOW YELLOW YELLOW
IN: lug zup dax OUT: YELLOW BLUE
IN: lug OUT: BLUE
IN: fep zup lug zup fep zup lug tufa OUT: BLUE BLUE BLUE GREEN BLUE GREEN
IN: fep OUT: GREEN
IN: lug tufa OUT: BLUE BLUE BLUE

*QUERY*
IN: fep fep tufa OUT: GREEN GREEN GREEN GREEN
IN: dax zup dax tufa OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif blicket wif OUT: RED RED RED RED RED
IN: dax blicket lug OUT: BLUE YELLOW BLUE BLUE YELLOW
IN: fep zup lug tufa OUT: BLUE BLUE BLUE GREEN
IN: dax wif tufa OUT: YELLOW RED RED RED
IN: lug dax wif OUT: BLUE YELLOW RED
IN: wif tufa OUT: RED RED RED
IN: dax zup wif fep fep tufa OUT: RED GREEN GREEN GREEN GREEN YELLOW
IN: wif OUT: RED

*GRAMMAR*
wif -> RED 
 fep -> GREEN 
 lug -> BLUE 
 dax -> YELLOW 
 u1 tufa -> [u1] [u1] [u1] 
 x1 blicket u1 -> [u1] [x1] [u1] [u1] [x1] 
 u1 zup x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 